[GitHub] [flink] wuchong commented on a change in pull request #11188: [FLINK-16202][sql] Support JSON_QUERY for blink planner

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wuchong commented on a change in pull request #11188: [FLINK-16202][sql] Support JSON_QUERY for blink planner
URL: https://github.com/apache/flink/pull/11188#discussion_r385535789
 
 

 ##########
 File path: flink-table/flink-table-planner-blink/src/test/scala/org/apache/flink/table/planner/expressions/ScalarFunctionsTest.scala
 ##########
 @@ -4195,4 +4195,53 @@ class ScalarFunctionsTest extends ScalarTypesTestBase {
       "f55=f57",
       "true")
   }
+
+  //-------------------------------------------------------------------
+  // JSON functions
+  //-------------------------------------------------------------------
+  @Test
+  def testJsonQuery(): Unit = {
+    // lax test
+    testSqlApi("json_query('{\"foo\":100}', 'lax $' null on empty)", "{\"foo\":100}")
 
 Review comment:
   Could you add an other test without error behavior? `json_query('{\"foo\":100}', 'lax $'`.

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